Heat oven to 350 degrees F. Grease a shallow baking pan; set aside.,______,Bake for 1 hour. Meanwhile, cut up any large pieces of the peach preserves. Stir together peach preserves and the remaining 1/2 teaspoon dry mustard in a small saucepan. Heat and stir until preserves are melted. Spoon preserve mixture over meat loaf. Bake until internal temperature is 160 degrees F, about 10 minutes more. Let stand for 10 minutes. Carefully slice and serve.,Serves 8.